Motorola MT753C User Manual

4.6.7
Connectors on the Junction Box
Figure 42: Connectors on the Junction Box – Front Panel
7
7
6
5
4
3
2
1
6
5
4
3
2
1
1
2
3
Connectors on the Junction Box - Front Panel
1= Connecting cable from
Junction Box to MTM5200/
MTM5400/MTM800 FuG
(rear side 26-pin accessory
connector) for installation
purpose only.
PMKN4101_ (length 6 m)
PMKN4102_ (length 4 m)
PMKN4103_ (length 2 m)
2 = Connector for accessory terminal
pin 1 SPEAKER +
pin 2 SPEAKER -
pin 3 EXT_PTT
pin 4 IGNITION SENSE
pin 5 EXT_ALARM
pin 6 EMERGENCY
pin 7
3 = Visor Micro-
phone connector
PMMN4087_
CAUTION: PIN 4: Use an adapter between the radio and the accessory connector to short the
ignition to ground. Interference can cause radio to hang.
68015000181-LB
Chapter 4: Radio Installation
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Motorola MT753C Specifications

General

Brand	Motorola
Model	MT753C
Category	Two-Way Radio
Language	English